The K7RA Solar Update

Compared to the previous seven days, solar activity increased in the first week of February. There were two days with no sunspots, February 1 and 3. On February 2 a new sunspot region emerged, but by the next day it had disappeared. Another sunspot region appeared on February 4, and the area it covered on February 4-7 was 80, 130, 160 and 200 millionths of the solar hemisphere.